Currently Apple is listing all but the 128GB space gray iPad on T-Mobile as available to ship in time for a November 4 delivery in the US. That 128GB model is listed as shipping in 5 to 10 business days. Those times could get pushed back as sales progress.

Along with the tracker for the Air, Tikotzky has put together a tracker for the iPad Mini with the Retina Display, which won't go on sale until later this month, and is expected to be in very short supply. Also planned is an alerts tool for iPad Air hunters that will notify them when a particular model comes back into any particular store.

What Amazon's one-day shipping means for you: Last week, Amazon announced it will decrease the standard shipping time for Prime members from two days to one. In this Tech Minute, here's how this change will impact your deliveries.